<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <script>
        // 交换两个变量
        let left = '金币'
        let right = '巧克力'
        let table ;
        table = left;
        left = right;
        right = table;
        console.log(left,right);
    </script>
        <script>
            // 交换两个蜜汁操作
            let lefthand = 'R闪'
            let righthand = '落地双风'
            let foot ;
            foot = lefthand;
            lefthand = righthand;
            righthand = foot;
            console.log(lefthand,righthand);
        </script>
            <script>
                // 交换两个扣脚操作
                let tongue = '牛头'
                let toes= '亚索'
                let EQtowconnect ;
                EQtowconnect = tongue;
                tongue = toes;
                toes = EQtowconnect;
                console.log(tongue,toes);
            </script>
</body>
</html>